BGS mineralogy and petrology collection record

Sample number S21273
Sample Donor Eyles,V.A.
Rock name Not entered
Stratigraphy Not entered
Comments Quartz-garnet-?hornblende gneiss similar in mode of occurrence to S. 21272, but less common than biotite-bearing variety
Locality details Coast NE side of Port Mhairi
50k map sheet Tobermory (52)

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Map reference NM 6312 7254
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S21273

Cross Polarized, S21273

Plane Polarized, S21273

Plane Polarized, S21273